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Method of efficiently reporting user equipment transmission power and apparatus thereof

  • US 9,648,570 B2
  • Filed: 01/22/2015
  • Issued: 05/09/2017
  • Est. Priority Date: 02/21/2011
  • Status: Active Grant
First Claim
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1. A method by a user equipment (UE) in a wireless communication system, the method comprising:

  • receiving configuration information for configuring a power headroom report (PHR) from a base station, the configuration information indicating whether a PHR format for the UE is an extended PHR;

    identifying whether the PHR format for the UE is the extended PHR based on the configuration information;

    if the PHR format is the extended PHR,generating the extended PHR including a maximum transmission power generated based on a power management-maximum power reduction (P-MPR) and an indicator indicating whether the UE applies the P-MPR when determining a lower limit of the maximum transmission power, andtransmitting the extended PHR to the base station; and

    if the PHR format is not the extended PHR,generating a normal PHR without the indicator, andtransmitting the normal PHR to the base station.

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